Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Delaware

Average Temperature Rankings, June 1999

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1999
1-Month
71.3°F
(21.8°C)
70.7°F
(21.5°C)
0.6°F
(0.3°C)
70th Coolest
Coolest since:
1907
59th Warmest
Warmest since:
2010
Ties: 1964, 1998, 2004
May–Jun 1999
2-Month
67.2°F
(19.6°C)
66.5°F
(19.2°C)
0.7°F
(0.4°C)
80th Coolest
Coolest since:
1907
49th Warmest
Warmest since:
2010
Ties: 1925, 1936, 1952, 1976
Apr–Jun 1999
3-Month
62.6°F
(17.0°C)
61.7°F
(16.5°C)
0.9°F
(0.5°C)
83rd Coolest
Coolest since:
1907
46th Warmest
Warmest since:
2010
Ties: 1954
Mar–Jun 1999
4-Month
57.5°F
(14.2°C)
56.9°F
(13.8°C)
0.6°F
(0.4°C)
72nd Coolest
Coolest since:
1907
57th Warmest
Warmest since:
2010
Ties: 1919, 1952
Feb–Jun 1999
5-Month
53.6°F
(12.0°C)
52.4°F
(11.3°C)
1.2°F
(0.7°C)
92nd Coolest
Coolest since:
1907
37th Warmest
Warmest since:
2012
Ties: 1929, 1942, 1986, 1994, 2013
Jan–Jun 1999
6-Month
51.0°F
(10.6°C)
49.2°F
(9.6°C)
1.8°F
(1.0°C)
105th Coolest
Coolest since:
1940
24th Warmest
Warmest since:
2012
Ties: 1933, 2022
Dec 1998–Jun 1999
7-Month
49.8°F
(9.9°C)
47.4°F
(8.6°C)
2.4°F
(1.3°C)
110th Coolest
Coolest since:
1904
18th Warmest
Warmest since:
2012
Ties: 1913, 1953
Nov 1998–Jun 1999
8-Month
49.4°F
(9.7°C)
47.1°F
(8.4°C)
2.3°F
(1.3°C)
107th Coolest
Coolest since:
1904
21st Warmest
Warmest since:
2012
Ties: 2022
Oct 1998–Jun 1999
9-Month
50.3°F
(10.2°C)
48.2°F
(9.0°C)
2.1°F
(1.2°C)
107th Coolest
Coolest since:
1904
21st Warmest
Warmest since:
2012
Ties: 2013
Sep 1998–Jun 1999
10-Month
52.4°F
(11.3°C)
50.1°F
(10.1°C)
2.3°F
(1.2°C)
110th Coolest
Coolest since:
1918
18th Warmest
Warmest since:
2012
Aug 1998–Jun 1999
11-Month
54.5°F
(12.5°C)
52.3°F
(11.3°C)
2.2°F
(1.2°C)
112th Coolest
Coolest since:
1904
16th Warmest
Warmest since:
2012
Ties: 1921
Jul 1998–Jun 1999
12-Month
56.3°F
(13.5°C)
54.2°F
(12.3°C)
2.1°F
(1.2°C)
109th Coolest
Coolest since:
1904
19th Warmest
Warmest since:
2012
Ties: 2007
Jan 1998–Jun 1999
18-Month
55.3°F
(12.9°C)
52.5°F
(11.4°C)
2.8°F
(1.5°C)
119th Coolest
Coolest since:
1905
9th Warmest
Warmest since:
2012
Ties: 2022
Jul 1997–Jun 1999
24-Month
56.4°F
(13.6°C)
54.2°F
(12.3°C)
2.2°F
(1.3°C)
115th Coolest
Coolest since:
1905
12th Warmest
Warmest to Date
2017
Ties: 2011
Jul 1996–Jun 1999
36-Month
55.8°F
(13.2°C)
54.2°F
(12.3°C)
1.6°F
(0.9°C)
106th Coolest
Coolest since:
1906
20th Warmest
Warmest since:
2018, 2019, 2021
Ties: 1992, 2001, 2016
Jul 1995–Jun 1999
48-Month
55.4°F
(13.0°C)
54.2°F
(12.3°C)
1.2°F
(0.7°C)
99th Coolest
Coolest since:
1907
26th Warmest
Warmest since:
2019, 2020
Ties: 1993
Jul 1994–Jun 1999
60-Month
55.5°F
(13.1°C)
54.2°F
(12.3°C)
1.3°F
(0.8°C)
101st Coolest
Coolest since:
1908
23rd Warmest
Warmest to Date
2020, 2021

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